1640846688

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{5323}}^1$

素因数の和:5381

約数の個数: 144

約数和(自身を含む): 4910431680

約数和(自身を除く): 3269584992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 32, 38, 39, 48, 52, 57, 76, 78, 96, 104, 114, 152, 156, 169, 208, 228, 247, 304, 312, 338, 416, 456, 494, 507, 608, 624, 676, 741, 912, 988, 1014, 1248, 1352, 1482, 1824, 1976, 2028, 2704, 2964, 3211, 3952, 4056, 5323, 5408, 5928, 6422, 7904, 8112, 9633, 10646, 11856, 12844, 15969, 16224, 19266, 21292, 23712, 25688, 31938, 38532, 42584, 51376, 63876, 69199, 77064, 85168, 101137, 102752, 127752, 138398, 154128, 170336, 202274, 207597, 255504, 276796, 303411, 308256, 404548, 415194, 511008, 553592, 606822, 809096, 830388, 899587, 1107184, 1213644, 1314781, 1618192, 1660776, 1799174, 2214368, 2427288, 2629562, 2698761, 3236384, 3321552, 3598348, 3944343, 4854576, 5259124, 5397522, 6643104, 7196696, 7888686, 9709152, 10518248, 10795044, 14393392, 15777372, 17092153, 21036496, 21590088, 28786784, 31554744, 34184306, 42072992, 43180176, 51276459, 63109488, 68368612, 86360352, 102552918, 126218976, 136737224, 205105836, 273474448, 410211672, 546948896, 820423344, 1640846688]

約数ペア:

[(1, 1640846688), (2, 820423344), (3, 546948896), (4, 410211672), (6, 273474448), (8, 205105836), (12, 136737224), (13, 126218976), (16, 102552918), (19, 86360352), (24, 68368612), (26, 63109488), (32, 51276459), (38, 43180176), (39, 42072992), (48, 34184306), (52, 31554744), (57, 28786784), (76, 21590088), (78, 21036496), (96, 17092153), (104, 15777372), (114, 14393392), (152, 10795044), (156, 10518248), (169, 9709152), (208, 7888686), (228, 7196696), (247, 6643104), (304, 5397522), (312, 5259124), (338, 4854576), (416, 3944343), (456, 3598348), (494, 3321552), (507, 3236384), (608, 2698761), (624, 2629562), (676, 2427288), (741, 2214368), (912, 1799174), (988, 1660776), (1014, 1618192), (1248, 1314781), (1352, 1213644), (1482, 1107184), (1824, 899587), (1976, 830388), (2028, 809096), (2704, 606822), (2964, 553592), (3211, 511008), (3952, 415194), (4056, 404548), (5323, 308256), (5408, 303411), (5928, 276796), (6422, 255504), (7904, 207597), (8112, 202274), (9633, 170336), (10646, 154128), (11856, 138398), (12844, 127752), (15969, 102752), (16224, 101137), (19266, 85168), (21292, 77064), (23712, 69199), (25688, 63876), (31938, 51376), (38532, 42584)]